User guide
User Guide P a g e
V
III Revision: 1.03
2.2.2 GPIO2 (Input/Output) Programmable Pull-Up System ..................................... 8
2.2.2.1 GPIO 2 Electrical Specifications .................................................................................. 8
2.2.2.2 GPIO2 as Pull-Down System ...................................................................................... 8
2.2.2.3 GPIO2 as a Pull-Up System ........................................................................................ 8
2.3 Connecting the Serial Cable ......................................................................... 10
2.4 Connecting the GSM/GPRS Antenna ........................................................... 11
2.5 LED Functions .............................................................................................. 12
2.6 Mounting the SA-G+ .................................................................................... 12
3 Firmware Upgrade ........................................................................................ 13
4 Configure the Computer and Verify Correct Communications ....................... 14
5 Configure the SA-G+ to talk to the Enfora Server .......................................... 20
6 Verifying Server Connectivity ......................................................................... 26
7 Tech Support ............................................................................................... 28
TABLE OF FIGURES
Figure 1 - Front view of GSM/GPRS SA-G+ modem. ........................................................ 3
Figure 2 - Rear view of GSM/GPRS SA-G+ modem. ........................................................ 3
Figure 3 - Inserting a SIM Card in a GSM/GPRS SA-G+ Module ....................................... 4
Figure 4 Molex Connector and Pins .................................................................................. 7
Figure 5- Serial Pin-out ................................................................................................... 10
Figure 6 GSM/GPRS SA-G+ Connecting the Antenna .................................................... 11
Figure 7 Mounting Dimensions ....................................................................................... 12
TABLE OF TABLES
Table 1 Cable Assembly Parts .......................................................................................... 5
Table 2 8 pin I/O Connector Interface ............................................................................... 6
Table 3 GSM Operating Power ......................................................................................... 9
Table 4 REG LED Behavior During Firmware Upgrade .................................................... 13